问题补充:
We give dogs time,space and love we can spare,and dogs give us their all.
A. in all
B. in fact
C. in short
D. in return
答案:
A. in all
B. in fact
C. in short
(答案→)D. in return
解析:句意:我们抽出时间、空间和爱给予狗,而狗回报给我们的则是它们的全部。in all“总共”,in fact“实际上”,in short“简而言之”,in return“作为报答”。故选D。